Test: Loose the check of DNS query time in ConnectTlsServerTimeout

The failed test's log shows that it might take more than 200ms to
create a new thread, establish a TLS connection, and issue a DNS
query. So, loose the check by increasing the time from 200ms to
1000ms.

Bug: 254186357
Test: atest resolv_integration_test:ResolverTest#ConnectTlsServerTimeout
Change-Id: I59020b9bbb3d712d84c3c7a7b981c4b17dc5d374